MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='b0658aa0f05320964f66320beecda827',`time`=1711722627,`ip`=X'03ed208f',`location`='/showthread.php?tid=233&pid=849',`useragent`='claudebot',`location1`=9,`location2`=233,`nopermission`=0